28120284

素因数分解:

$2^2\times 3^4\times {\mathrm{229}}^1\times {\mathrm{379}}^1$

素因数の和:624

約数の個数: 60

約数和(自身を含む): 74027800

約数和(自身を除く): 45907516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 229, 324, 379, 458, 687, 758, 916, 1137, 1374, 1516, 2061, 2274, 2748, 3411, 4122, 4548, 6183, 6822, 8244, 10233, 12366, 13644, 18549, 20466, 24732, 30699, 37098, 40932, 61398, 74196, 86791, 122796, 173582, 260373, 347164, 520746, 781119, 1041492, 1562238, 2343357, 3124476, 4686714, 7030071, 9373428, 14060142, 28120284]

約数ペア:

[(1, 28120284), (2, 14060142), (3, 9373428), (4, 7030071), (6, 4686714), (9, 3124476), (12, 2343357), (18, 1562238), (27, 1041492), (36, 781119), (54, 520746), (81, 347164), (108, 260373), (162, 173582), (229, 122796), (324, 86791), (379, 74196), (458, 61398), (687, 40932), (758, 37098), (916, 30699), (1137, 24732), (1374, 20466), (1516, 18549), (2061, 13644), (2274, 12366), (2748, 10233), (3411, 8244), (4122, 6822), (4548, 6183)]